# Copyright 2003 - 2004 Pathscale, Inc
# Released under the GPL
core-y += arch/um/sys-x86_64/ arch/x86/crypto/
START := 0x60000000
_extra_flags_ = -fno-builtin -m64
KBUILD_CFLAGS += $(_extra_flags_)
CHECKFLAGS += -m64 -D__x86_64__
KBUILD_AFLAGS += -m64
LDFLAGS += -m elf_x86_64
KBUILD_CPPFLAGS += -m64
ELF_ARCH := i386:x86-64
ELF_FORMAT := elf64-x86-64
HEADER_ARCH := x86
# Not on all 64-bit distros /lib is a symlink to /lib64. PLD is an example.
LINK-$(CONFIG_LD_SCRIPT_DYN) += -Wl,-rpath,/lib64
LINK-y += -m64
# Do unit-at-a-time unconditionally on x86_64, following the host
KBUILD_CFLAGS += $(call cc-option,-funit-at-a-time)